C312312111133131212111133133313231333133313331323222112231
  >>
   C31231211113313121211113313331323133313331333132322211223
  <<
   C312312111133131212111133133313231333133313331323222112233
  >>
 
 
 C312312111133131212111133133313231333133313331323222112232
  >>